12th Com. Sci Paper-I : Chapter-1 | Operating System | Security | Threats and Attacks on Security

HSC Board Maharashtra Computer Science paper - I (Bifocal) Chapter 1 : Operating System Topics : Access and Security aspects of OS : 1. Definition : Security / Secure system 2. Elements of security 3. Security Threats 4. Attacks on Security ------------------------------------------------------------------------------------------------------------------------- Part 1 : Chapter-1 | Operating System | Marks Distribution | Introduction | Component of computer https://youtu.be/Tz1YPxbq_5M PDF: https://drive.google.com/file/d/1DqGAuPR01gEKyCtlkMJ_BubxPS1UTILo/view?usp=sharing Part 2 : Chapter-1 | Operating System | Services in OS | IM | PM | MM https://youtu.be/OqPAmwVdrew PDF : https://drive.google.com/file/d/1IFp2alCtco9LPGjz15-7BRQ9__K2cVLL/view?usp=sharing Part 3 : Chapter-1 | Operating System | Overview and Features of Windows 98, NT | Linux https://youtu.be/GBGIeCpj7dM PDF : https://drive.google.com/file/d/1lgQp31lyIdfsUFlTYqzuQngXD_Y0TbNr/view?usp=sharing Part 4 : Chapter-1 | Operating System | Graphical User Interface GUI | Window https://youtu.be/ISQZspXyzl8 PDF : https://drive.google.com/file/d/1CxTDA9nmaInDefbg8FTif7Uo2BQBE9Am/view?usp=sharing Part 5 : Chapter-1 | Operating System | Security | Security threats | Attacks on Security https://youtu.be/-cs1Lm1PEmU PDF : https://drive.google.com/file/d/1kgOcEoGlTJTr7ATkoiOEBwV-mtELukRp/view?usp=sharing